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Production chronology1979–2001
Sourced production or model lifecycle range used by the main catalog timeline.
Wikipedia infobox ↗23 years
← GM
GM / Model record
GMTurbo-Hydramatic 125
Production1979–2001
Recorded originUnited States
ClassAutomobile
Background
The Turbo-Hydramatic 125 was the first in a line of automatic transmissions from General Motors designed for transverse engine application. Introduced in 1980 in the X-body and T-body (FWD) platform vehicles the units were used across all of GMs divisions worldwide, and evolved into today's 4T40/45/65/80 line.
Text adapted from “Turbo-Hydramatic 125” on Wikipedia ↗ · CC BY-SA 4.0 ↗ · retrieved 2026-07
Chronology ledger